Search a number
-
+
230012230 = 2573285889
BaseRepresentation
bin11011011010110…
…11010101000110
3121000210211110111
431231123111012
5432340342410
634453543234
75462033410
oct1555332506
9530724414
10230012230
11108921658
1265044b1a
1338864a16
14227959b0
15152d6b8a
hexdb5b546

230012230 has 16 divisors (see below), whose sum is σ = 473168160. Its totient is φ = 78861312.

The previous prime is 230012221. The next prime is 230012243. The reversal of 230012230 is 32210032.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 230012230.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1642875 + ... + 1643014.

It is an arithmetic number, because the mean of its divisors is an integer number (29573010).

Almost surely, 2230012230 is an apocalyptic number.

230012230 is an abundant number, since it is smaller than the sum of its proper divisors (243155930).

230012230 is a wasteful number, since it uses less digits than its factorization.

230012230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3285903.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 230012230 is about 15166.1540939026. The cubic root of 230012230 is about 612.7034270841.

Adding to 230012230 its reverse (32210032), we get a palindrome (262222262).

The spelling of 230012230 in words is "two hundred thirty million, twelve thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 3285889 6571778 16429445 23001223 32858890 46002446 115006115 230012230